Solution
37. e6+ ♚xe6 38. ♛g4+ ♚d6 39. ♛xg5
The position
This advanced puzzle (rating 1901) asks White to move to find the winning idea. It features these themes: Fork, Attraction.
It is White to move. Look for the tactic hiding in the position — Fork, Attraction. Drag a piece on the board to play your move; the puzzle will tell you if you found the best continuation.
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